柔毛齿叶睡莲 Nymphaea pubescens

by Jun

  • Scientific Name: Nymphaea pubescens Willd.
  • Ref: Sp. Pl. 2:1154. 1799
  • Synonyms: Castalia pubescens (Willd.) Wood; Nymphaea devoniensis Hook.; N. lotus var. pubescens (Wind.) Hook.f. & Thomson; N. purpurea Rehnelt & F.Henkel; N. semisterilis Lehm.
  • English Common Name: hairy water lily
  • Chinese Common Name: 柔毛齿叶睡莲 róumáo chǐyè shuìlián, 柔毛睡莲 róumáo shuìlián
  • Family: Nymphaeaceae
  • Genus: Nymphaea
  • Distribution: Ponds in hills. S and SW Yunnan [Bangladesh, India, Indonesia, Myanmar, New Guinea, Pakistan, Philippines, Sikkim, Sri Lanka, Thailand, Vietnam].
  • Photo: 06/21/2009, South China Botanical Garden, Guangdong
Rhizomes erect, producing slender stolons. Leaf blade ovate-elliptic to suborbicular, 15--26(--50) cm, papery, abaxially densely pubescent, peltate more than 5 mm from base of sinus, base deeply cordate and basal lobes subparallel, margin dentate and teeth acute to subspinose. Flower emergent, (2--)5--8(--15) cm in diam. Calyx insertion on receptacle circular; sepals oblong, 5--8 cm, conspicuously veined, caducous or decaying after anthesis. Petals 12--14(--30), white, red, or pink, oblong, 5--9 cm, transition to stamens abrupt. Filament of inner stamens only slightly wider than anther; connective apically unappendaged. Carpels completely united, walls between locules of ovary single. Stigma rays 12--15(--30); carpellary appendages linear. Fruit ovoid to subglobose, 3.5--5 cm. Seeds ellipsoid to globose, 1--2 mm, with longitudinal ridges. Fl. Aug--Oct. 2n = 84. (Flora of China)
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